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Finding the Fourth Proportional to 176,843.48, 244,077.63 and 100,369.73

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Solution

The fourth proportional to 176,843.48, 244,077.63 and 100,369.73 is: 138,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,843.48 : 244,077.63 = 100,369.73 : x
  2. Step 2: Convert to fraction form
    176,843.48/244,077.63 = 100,369.73/x
  3. Step 3: Cross multiply
    176,843.48x = 244,077.63 × 100,369.73
  4. Step 4: Simplify right side
    176,843.48x = 24,498,006,338.24
  5. Step 5: Solve for x
    x = 24,498,006,338.24/176,843.48
  6. Step 6: Final answer
    x = 138,529.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.